Comet 12P/Pons-Brooks
UserAlexsandr Morozov
User`s nameAlexsandr Morozov
Observation's time (UT)2024-03-09 17:05
Toolмонокуляр 20x60
Observation's placeNovozybkov
Magnitude5.7
Comparison stars sourceHJ - Magnitudes in the Hipparcos photometric system
MethodM - Morris`s method
Coma diameter(')8
Tail's length1.1°
Condensation7
Positional angle of tail15
Bortl's scaleNot set
Aperture6 cm
Focal length (mm)Not set
Type of toolB - Binoculars
Magnification20
Field of view (°)3
SQM-L in zenith
Light pollution zoneGreen
Lm
Comment
Morris Format2024 Mar 9.71 UT: m1=5.7, Dia.=8', DC=7, Tail: 1.1 deg, in PA 15 deg ...6-cm B (20x) ...Alexsandr Morozov (Novozybkov, Russia)